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D125 GC Generator Set

At a glance data:

Maximum Rating:
125 ekW
Minimum Rating:
125 ekW
Emissions/Fuel Strategy:
U.S. EPA Cert., Tier 3
Voltage:
208 to 600 Volts

Overview

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

Generator Set Specifications

Maximum Rating:
125 ekW
Minimum Rating:
125 ekW
Emissions/Fuel Strategy:
U.S. EPA Cert., Tier 3
Voltage:
208 to 600 Volts
Frequency:
60 Hz
Speed:
1800 rpm
Duty Cycle:
Standby

Engine Specifications

Engine Model:
C7.1 I-6, 4-Cycle Diesel
Bore:
4.1in
Stroke:
5.3in
Displacement:
428in³
Compression Ratio:
16.7:1
Aspiration:
Turbocharged, Air to Air Aftercooled
Fuel System:
Electronic, Common Rail
Governor Type:
ADEM™A4

Generator Set Dimensions

Length - Maximum:
103.7in
Width - Maximum:
51.2in
Height - Maximum:
52.2in
Dry Weight - Genset (maximum):
3099lb

Standard Equipment

air inlet system

  • Air cleaner; light duty with disposable element

control panels

  • GCCP 1.2 Control panel

cooling system

  • Fan drive, battery charging alternator drive
  • Coolant drain line with valves
  • Caterpillar extended life coolant
  • Radiator and cooling fan with guards

generator and generator attachments

  • Segregated low voltage (AC/DC) wiring panel
  • IP23 Protection
  • Circuit breaker, IEC, 3 pole, mounted in tower panel
  • Voltage regulator (single phase sensing)
  • Tower panel, IP22, bottom cable entry
  • 12 Leads

exhaust system

  • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose

fuel system

  • Base, formed steel with single wall integral 24-hour fuel tank
  • Standard open set fuel tank/base supplied

lube system

  • Oil drain line with valve
  • Lubricating oil

mounting system

  • Termination points for coolant and lube oil drain lines
  • Includes lifting provision and drag points
  • Captive linear vibration isolators between base and engine-generator

starting / charging system

  • 24V battery with rack and cables

governing system

  • Mechanical and electrical governing system - model dependent

general

  • Engine and alternator pre-paint, Caterpillar yellow

Optional Equipment

alternator system

  • Alternator removal
  • Optional LC Frame alternator
  • R Frame auxiliary winding: R2273L4 SE aux alt 07, aux alt 08 and aux alt 10
  • Permanent magnet excitation (PMG)
  • Anti-condensation heater
  • 3 Phase sensing
  • Quatrature droop king

circuit breakers

  • Padlockable breaker device
  • 4 Pole 250A, 400A and 630A Circuit breakers

control panel options

  • Battery charger
  • Control panel heater
  • Earth fault (2 wire only)
  • Volt free contacts
  • Emergency stop with key
  • Speed adjust potentiometer
  • Earth leakage (2 wire only)
  • Overload shutdown via breaker
  • Speed adjust contacts
  • Panel mounted audible alarm

control system

  • Volt free contacts for generator set running
  • Volt free contacts for common alarm
  • Static battery charger
  • GCCP 1.2

cooling system

  • Coolant heater
  • Low coolant temperature
  • Low coolant level shutdown

enclosures

  • Sound attenuated level 2 enclosure

mounting options

  • Silencer installation kit
  • Residential silencer
  • Battery removal
  • Industrial silencer removal
  • Electronic governor

fuel systems

  • Low fuel level shutdown
  • Open set narrow tankbase
  • Skidbase for CALG enclosure sets
  • DEFRA bunded fuel tank
  • Low fuel level alarm
  • Compact skidbase for open sets
  • High fuel level alarm

test reports

  • PGS Test report @ 0.8 power factor
  • PGS Test report @ 1.0 power factor

general

  • Stone guards/radiator trans flange

global certifications

  • Certification for CIS

power termination

  • Circuit breaker, IEC, 4 pole

accessories / miscellaneous

  • Packing case - compact set
  • Packing case - canopied set